Firewall

How to Contribute to AIX Open Source Community on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Contribute to AIX Open Source Community on IBM AIX 7.2

Introduction IBM AIX 7.2 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.2 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to contribute to aix open source community on ibm aix […]

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How to Install MariaDB on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Install MariaDB on FreeBSD 12

Introduction This guide explains how to Install MariaDB on FreeBSD 12 on FreeBSD 12. FreeBSD uses the pkg(8) binary package manager, rc.conf(5) for service startup configuration, and pf(4) as its primary packet filter. There is no SELinux or AppArmor — instead, FreeBSD provides the MAC (Mandatory Access Control) framework and Capsicum for fine-grained privilege separation. […]

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Security Checkpoint — step-by-step Linux tutorial on Progressive Robot

Security Checkpoint

This checkpoint is intended to help you assess what you learned from our introductory articles to Security, where we introduced recommended security practices and commonly used security tools.

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How to Write Ansible Playbooks for FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Write Ansible Playbooks for FreeBSD 12

Introduction Deploying write ansible playbooks for freebsd 12 on a FreeBSD 12 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the standard base […]

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How to Deploy an SDN Controller on Windows Server 2016 — step-by-step Windows Server 2016 tutorial on Progressive Robot

How to Deploy an SDN Controller on Windows Server 2016

How to Set Up Windows Server 2016 Software Defined Networking Controller The Network Controller is the cornerstone of the Software Defined Networking (SDN) solution in Windows Server 2016. It provides a centralised, programmable point of automation for managing, configuring, monitoring, and troubleshooting virtual and physical network infrastructure in your datacenter. Rather than configuring each network […]

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How to Configure BGP Routing with BIRD on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Configure BGP Routing with BIRD on RHEL 7

How to Configure BGP Routing with BIRD on RHEL 7 Border Gateway Protocol (BGP) is the routing protocol that underpins the modern internet, enabling routers in different autonomous systems to exchange network reachability information. While large-scale BGP deployments typically run on dedicated hardware, Linux systems running RHEL 7 can participate in BGP routing using software […]

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How to Install Node.js on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install Node.js on RHEL 7

How to Install Node.js on RHEL 7 Node.js is a server-side JavaScript runtime built on Chrome’s V8 engine. It is widely used for building REST APIs, real-time applications, microservices, and command-line tooling. Red Hat Enterprise Linux 7 does not ship a recent version of Node.js in its default repositories, so several installation methods are available […]

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How to Configure Large Page Support on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Configure Large Page Support on IBM AIX 7.1

Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure large page support on ibm aix 7.1 on […]

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How to Monitor Windows Server with Prometheus and Grafana on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Monitor Windows Server with Prometheus and Grafana on Windows Server 2019

Introduction to Prometheus and Grafana Monitoring on Windows Server 2019 Prometheus is an open-source time-series monitoring system originally developed at SoundCloud, now a Cloud Native Computing Foundation (CNCF) project. It collects metrics by scraping HTTP endpoints exposed by exporters on monitored systems. Grafana is a visualization and dashboarding platform that queries Prometheus (and many other […]

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How to Secure Nginx with Let's Encrypt and Certbot on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Secure Nginx with Let’s Encrypt and Certbot on RHEL 7

How to Secure Nginx with Let’s Encrypt and Certbot on RHEL 7 Let’s Encrypt is a free, automated, and open Certificate Authority (CA) that provides SSL/TLS certificates to enable HTTPS on your web server. Certbot is the official client tool for obtaining and renewing Let’s Encrypt certificates. On RHEL 7, Certbot is available through the […]

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